Gas Grills - Grills - The Home Depot Meet the Nexgrill 4-Burner Propane Gas Grill Meet the Nexgrill 4-Burner Propane Gas Grill in Stainless Steel with 626 sq. in. of total cooking space. With 4 main burners and 1 side burner, supplying 60,000 BTUs of flame-roasting energy, this unit is sure to meet your grilling expectations.